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      h5通过input调用相机
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        <figure class="highlight js"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br><span class="line">15</span><br><span class="line">16</span><br><span class="line">17</span><br><span class="line">18</span><br><span class="line">19</span><br><span class="line">20</span><br><span class="line">21</span><br><span class="line">22</span><br><span class="line">23</span><br><span class="line">24</span><br><span class="line">25</span><br><span class="line">26</span><br><span class="line">27</span><br><span class="line">28</span><br><span class="line">29</span><br><span class="line">30</span><br><span class="line">31</span><br></pre></td><td class="code"><pre><span class="line"><span class="number">1.</span> 隐藏输入框</span><br><span class="line">&lt;input ref=<span class="string">&quot;filElem&quot;</span> type=<span class="string">&quot;file&quot;</span> accept=<span class="string">&quot;image/*&quot;</span> capture=<span class="string">&quot;camera&quot;</span> style=<span class="string">&quot;display: none; width: 100%;height:100%&quot;</span> @change=<span class="string">&quot;getFile&quot;</span>&gt;</span><br><span class="line">    </span><br><span class="line">    </span><br><span class="line"><span class="number">2.</span> 相机图片</span><br><span class="line">&lt;el-button icon=<span class="string">&quot;el-icon-camera-solid&quot;</span> @click=<span class="string">&quot;camera&quot;</span> /&gt;</span><br><span class="line">    </span><br><span class="line">    </span><br><span class="line"><span class="number">3.</span> 点击相机icon调用相机</span><br><span class="line"><span class="comment">// 调用相机</span></span><br><span class="line"><span class="function"><span class="title">camera</span>(<span class="params"></span>)</span> &#123;</span><br><span class="line">    <span class="comment">// 通过refs获取input，并分发点击事件，同时拍照完毕后会触发input的chang事件</span></span><br><span class="line">    <span class="built_in">this</span>.$refs.filElem.dispatchEvent(<span class="keyword">new</span> MouseEvent(<span class="string">&#x27;click&#x27;</span>))</span><br><span class="line">&#125;,</span><br><span class="line"><span class="number">4.</span> 获取图片信息</span><br><span class="line"><span class="comment">// 图片信息</span></span><br><span class="line"><span class="function"><span class="title">getFile</span>(<span class="params"></span>)</span> &#123;</span><br><span class="line">    <span class="keyword">const</span> inputFile = <span class="built_in">this</span>.$refs.filElem.files[<span class="number">0</span>]</span><br><span class="line">    <span class="keyword">if</span> (inputFile) &#123;</span><br><span class="line">        <span class="comment">// 七牛上传</span></span><br><span class="line">        <span class="built_in">this</span>.QI_NIU(inputFile).then(<span class="function"><span class="params">url</span> =&gt;</span> &#123;</span><br><span class="line">            <span class="built_in">console</span>.log(url, <span class="string">&#x27;url&#x27;</span>)</span><br><span class="line">            <span class="comment">// 掉后台接口 识别图片</span></span><br><span class="line">            API.uploadImg(&#123; url, <span class="attr">image</span>: inputFile &#125;).then(<span class="function"><span class="params">res</span> =&gt;</span> &#123;</span><br><span class="line">                <span class="built_in">console</span>.log(res, <span class="string">&#x27;ressssss&#x27;</span>)</span><br><span class="line">            &#125;)</span><br><span class="line">        &#125;)</span><br><span class="line">    &#125; <span class="keyword">else</span> &#123;</span><br><span class="line">        <span class="keyword">return</span></span><br><span class="line">    &#125;</span><br><span class="line">&#125;,</span><br></pre></td></tr></table></figure>


      
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